Home / 11,514.68-17,272.38-3,194.78

Finding the Fourth Proportional to 11,514.68, 17,272.38 and 3,194.78

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Solution

The fourth proportional to 11,514.68, 17,272.38 and 3,194.78 is: 4,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.68 : 17,272.38 = 3,194.78 : x
  2. Step 2: Convert to fraction form
    11,514.68/17,272.38 = 3,194.78/x
  3. Step 3: Cross multiply
    11,514.68x = 17,272.38 × 3,194.78
  4. Step 4: Simplify right side
    11,514.68x = 55,181,454.18
  5. Step 5: Solve for x
    x = 55,181,454.18/11,514.68
  6. Step 6: Final answer
    x = 4,792.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.